Reference | Patients with RA | Healthy subjects | Other rheumatic diseases | |||||
---|---|---|---|---|---|---|---|---|
No | Age (years) | DD (years) | No | No | Sensitivity | Specificity | ||
DD, disease duration; RA, rheumatoid arthritis; RF, rheumatoid factor. | ||||||||
Unless otherwise mentioned, results are presented as mean (SD), median (range). | ||||||||
Anti-CCP1 | 21, 53–65 | 2234 | 55 (7) | 1.5 (1) | 324 | 1465 | 53 (10) | 96 (3) |
54 (46–65) | 1 (0.3–3) | 54 (41–68) | 97 (90–99) | |||||
Anti-CCP2 | 8–52 | 6125 | 55 (5) | 5 (4.5) | 1561 | 4646 | 68 (15) | 95 (5) |
55 (46–66) | 4 (0.2–14.5) | 68.5 (39–94) | 97 (81–100) | |||||
RF | 8–65 | 8206 | 55.5 (6) | 4 (4) | 1865 | 5797 | 60 (18) | 79 (15) |
55.5 (46–66) | 2 (0.2–15) | 65 (25–95) | 81 (31–95) |